Norma Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Norma.
Climate overview of Norma
Temperatures in Norma, Lazio, Italy, vary greatly throughout the year. August is the hottest month at 31°C (88°F), while January is the coldest at 12°C (54°F).
The city has a wet climate, receiving around 1094 mm (43 in) of rainfall per year. Despite the high annual total, it has a distinct dry season from July to August, with very warm summers and mild winters. November is the wettest month. July is the sunniest month, averaging 11.1 hours of sunshine per day.
Norma Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Norma - and find the best time to visit.
Monthly Temperature in Norma
The climate in Norma is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a very warm 31°C (88°F) in August to a moderate 12°C (54°F) in January.
Nighttime temperatures range from 20°C (68°F) in August to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Norma
Norma has a notably wet climate with abundant precipitation, recording 1094 mm (43 in) of rainfall per year. The seasons in Norma bring significant changes in precipitation. The wettest month, November, receives high rainfall, with an average of 160 mm (6.3 in) of precipitation. This rainfall is distributed across 15 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 31 mm (1.2 in) over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Norma Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Norma
In Norma, summer days are longer and more sunny, with daily sunshine hours peaking at 11.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Norma by Month
The relative humidity is high throughout the year in Norma.
The city experiences its highest humidity in November, reaching 77%. In July, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Norma
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and June
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July and August
- Seasonal pattern: A distinct dry season from July to August, with very warm summers and mild winters
Frequently asked questions about the climate in Norma
What is the best time to visit Norma?
May and June typically offer the most optimal weather in Norma. In contrast, February and December tend to have less optimal conditions. Norma has a distinct dry season from July to August, with very warm summers and mild winters.
What temperatures can I expect in Norma?
Daytime highs range from 12°C (54°F) in January to 31°C (88°F) in August. Nighttime lows range from 3°C (37°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Norma get?
Annual rainfall is around 1094 mm (43 in). November is the wettest month with 160 mm (6.3 in), while July is the driest with 31 mm (1.2 in).
How sunny is Norma?
Norma receives around 2,473 hours of sunshine per year. July is the sunniest month with 332 hours, while December is the cloudiest with just 112 hours. Overall, Norma enjoys abundant sunshine.
Norma 3-Day Forecast
Norma on the map
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